Using Quaternions Efficiently in Real-time Applications

#ifndef _OBJECT_BASE_H
#define _OBJECT_BASE_H

#include "Math.h"

class ObjectBase
{
public:
    ObjectBase() : ID_( ids_++ ) {}

    virtual void            updateWorldTransform( ObjectBase *parent ) = 0;
    virtual D3DXQUATERNION *getWorldTransform() = 0;

protected:
    mutable unsigned int    ID_;

private:
    static unsigned int     ids_;
};

unsigned int ObjectBase::ids_ = 0;

#endif